<template>
  <view class="my-settle-container">
    <!-- 全选 -->
    <label class="radio" @click="changeAllState">
      <radio color="#c00000" :checked="isFullCheck" /><text>全选</text>
    </label>

    <!-- 合计 -->
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>

    <!-- 结算 -->
    <view class="btn-settle" @click="settlement">
      结算({{checkedCount}})
    </view>
  </view>
</template>

<script>
  import {
    mapState,
    mapMutations,
    mapGetters
  } from 'vuex'
  export default {
    name: "my-settle",
    data() {
      return {
        seconds: 3,
        timer: null
      };
    },
    methods: {
      ...mapMutations('m_cart', ['updateAllGoodsState']),
      changeAllState() {
        this.updateAllGoodsState(!this.isFullCheck)
      },
      settlement() {
        if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        if (!this.addstr) return uni.$showMsg('请选择收获地址！')
        if (!this.token) return this.delayNavigate()
      },
      // 展示倒计时的提示消息
      showTips(n) {
        uni.showToast({
          icon: 'none',
          title: '请登录后再结算' + n + '秒后自动跳转到登录页',
          mask:true,
          duration:1500
        })
      },
      // 延迟导航到my页面
      delayNavigate() {
        this.showTips(this.seconds)
        this.timer = setInterval(() => {
          this.seconds--
          if(this.seconds<=0){
            clearInterval(this.timer)
            uni.switchTab({
              url:'/pages/my/my'
            })
          }
          this.showTips(this.seconds)
        }, 1000)

      }
    },
    computed: {
      ...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
      ...mapGetters('m_user', ['addstr']),
      ...mapState('m_user', ['token']),
      isFullCheck() {
        return this.total === this.checkedCount
      },

    }
  }
</script>

<style lang="scss">
  .my-settle-container {
    position: fixed;
    width: 100%;
    left: 0;
    bottom: 0;
    height: 50px;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    padding-left: 5px;

    .radio {
      display: flex;
      align-items: center;
    }

    .amount-box {
      .amount {
        color: #c00000;
        font-weight: bold
      }
    }

    .btn-settle {
      background-color: #c00000;
      color: white;
      height: 50px;
      line-height: 50px;
      padding: 0 10px;
      min-width: 100px;
      text-align: center;
    }
  }
</style>
